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<document id="3182631869756023B7C33D686CDD4B3A" ID-CLB-Dataset="45477" ID-DOI="10.11646/zootaxa.3815.3.5" ID-GBIF-Dataset="a135a590-a8a5-4fc1-bb2f-925d6920e48b" ID-ISSN="1175-5326" ID-Zenodo-Dep="225975" ID-ZooBank="CBBEC600-252A-4591-BD83-C754948ED3A3" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460437510317" checkinUser="plazi" docAuthor="Shi, Weifang &amp; Tong, Xiaoli" docDate="2014" docId="7E4287D88859FFCF83ECE744FAD2F138" docLanguage="en" docName="zt03815p408.pdf" docOrigin="Zootaxa 3815 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Labiobaetis mustus Kang &amp; Yang 1996, n. comb." docType="treatment" docVersion="9" lastPageNumber="404" masterDocId="827BFFA0885FFFC8837BE434FFEAF32F" masterDocTitle="The genus Labiobaetis (Ephemeroptera: Baetidae) in China, with description of a new species" masterLastPageNumber="408" masterPageNumber="397" pageNumber="403" updateTime="1698332404576" updateUser="ExternalLinkService">
<mods:mods id="43BB4B9F3FAA071DE88E52A1B1AEC38D" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:title id="B6487C5439655FF7DCCED5BEA8BD82FE">The genus Labiobaetis (Ephemeroptera: Baetidae) in China, with description of a new species</mods:title>
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<mods:namePart id="515F7E1B942607D3C58B424714787267">Shi, Weifang</mods:namePart>
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<mods:namePart id="26D8D6B5BA72FF9FDDCF965C6A8710F0">Tong, Xiaoli</mods:namePart>
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<mods:typeOfResource id="8A65243137A65B941B80EF6386D4A180">text</mods:typeOfResource>
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<mods:title id="A37EC96D644E3C975C269FEA1FF63474">Zootaxa</mods:title>
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<mods:date id="36CDA56593F893AEA0BABF166D9DDFE9">2014</mods:date>
<mods:detail id="C0A112FD229DD849D31914A3D99B659C" type="volume">
<mods:number id="AE47351599663A162FE9EC411FBE88C7">3815</mods:number>
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<mods:number id="5E3B0E86FA0EFD0147223722DC59E0DC">3</mods:number>
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<mods:classification id="88414315E09A1E99C9CAD2A56364C7E5">journal article</mods:classification>
<mods:identifier id="F383539DA6597BDCA798557635C41AE8" type="CLB-Dataset">45477</mods:identifier>
<mods:identifier id="2A0AA901FABC277F241A4F1E2C2DC678" type="DOI">10.11646/zootaxa.3815.3.5</mods:identifier>
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<treatment id="7E4287D88859FFCF83ECE744FAD2F138" ID-DOI="http://doi.org/10.5281/zenodo.6123024" ID-GBIF-Taxon="119506961" ID-Zenodo-Dep="6123024" LSID="urn:lsid:plazi:treatment:7E4287D88859FFCF83ECE744FAD2F138" httpUri="http://treatment.plazi.org/id/7E4287D88859FFCF83ECE744FAD2F138" lastPageId="7" lastPageNumber="404" pageId="6" pageNumber="403">
<subSubSection id="BEF165458859FFCE83ECE744FEC4F084" pageId="6" pageNumber="403" type="nomenclature">
<paragraph id="F65436CE8859FFCE83ECE744FCEBF0A5" blockId="6.[151,769,880,940]" box="[151,769,880,906]" pageId="6" pageNumber="403">
<heading id="AD1C81A28859FFCE83ECE744FCEBF0A5" bold="true" box="[151,769,880,906]" fontSize="11" level="1" pageId="6" pageNumber="403" reason="1">
<emphasis id="C49FEADC8859FFCE83ECE744FCEBF0A5" bold="true" box="[151,769,880,906]" pageId="6" pageNumber="403">
<taxonomicName id="31EB4D4D8859FFCE83ECE744FD65F0A5" ID-CoL="3RJPS" authority="Kang &amp; Yang, 1996" authorityName="Kang &amp; Yang" authorityYear="1996" box="[151,655,880,906]" class="Insecta" family="Baetidae" genus="Labiobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="6" pageNumber="403" phylum="Arthropoda" rank="species" species="mustus" status="comb. nov.">
<emphasis id="C49FEADC8859FFCE83ECE744FE6AF0A5" bold="true" box="[151,384,880,906]" italics="true" pageId="6" pageNumber="403">Labiobaetis mustus</emphasis>
(
<bibRefCitation id="927A4B3F8859FFCE82EBE744FD6DF0A5" author="Kang" box="[400,647,880,906]" pageId="6" pageNumber="403" refString="Kang, S. C. &amp; Yang, C. T. (1996) Two new species of Baetis Leach (Ephemeroptera: Baetidae) from Taiwan. Chinese Journal of Entomology, 16, 61 - 66." type="journal article" year="1996">Kang &amp; Yang, 1996</bibRefCitation>
)
</taxonomicName>
<taxonomicNameLabel id="DFAC57A78859FFCE81ECE744FCEBF0A5" box="[663,769,880,906]" pageId="6" pageNumber="403">n. comb.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="F65436CE8859FFCE83ECE7A7FEC4F084" blockId="6.[151,769,880,940]" box="[151,302,915,940]" pageId="6" pageNumber="403">
(
<figureCitation id="6ED02A4B8859FFCE83E4E7A7FECFF084" box="[159,293,915,940]" captionStart="FIGURES 20 – 23" captionStartId="7.[151,264,1644,1667]" captionTargetBox="[159,1427,595,1615]" captionTargetId="figure@7.[151,1436,589,1623]" captionTargetPageId="7" captionText="FIGURES 20 – 23. Labiobaetis mustus (Kang &amp; Yang). 20, habitus of male imago (excluding abdominal segment X); 21, hind wing of female imago; 22, genital forceps; 23, habitus of male nymph." httpUri="https://zenodo.org/record/225979/files/figure.png" pageId="6" pageNumber="403">Figs. 20–23</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="BEF165458859FFCE83ECE7E8FE94F692" pageId="6" pageNumber="403" type="reference_group">
<paragraph id="F65436CE8859FFCE83ECE7E8FD7FF720" blockId="6.[151,695,987,1039]" pageId="6" pageNumber="403">
<treatmentCitationGroup id="D6FB11E08859FFCE83ECE7E8FD7FF720" pageId="6" pageNumber="403">
<taxonomicName id="31EB4D4D8859FFCE83ECE7E8FD59F0DE" authority="Kang &amp; Yang, 1996: 63" authorityName="Kang &amp; Yang" authorityPageNumber="63" authorityYear="1996" box="[151,691,987,1009]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="6" pageNumber="403" phylum="Arthropoda" rank="species" species="mustus" subGenus="Labiobaetis">
<emphasis id="C49FEADC8859FFCE83ECE7E8FE5BF0DE" box="[151,433,987,1009]" italics="true" pageId="6" pageNumber="403">Baetis (Labiobaetis) mustus</emphasis>
:
<treatmentCitation id="774A10DF8859FFCE82C4E7E8FD59F0DE" author="Kang" box="[447,691,987,1009]" page="63" pageId="6" pageNumber="403" year="1996">
<bibRefCitation id="927A4B3F8859FFCE82C4E7E8FD67F0DE" author="Kang" box="[447,653,987,1009]" pageId="6" pageNumber="403" refString="Kang, S. C. &amp; Yang, C. T. (1996) Two new species of Baetis Leach (Ephemeroptera: Baetidae) from Taiwan. Chinese Journal of Entomology, 16, 61 - 66." type="journal article" year="1996">Kang &amp; Yang, 1996</bibRefCitation>
: 63
</treatmentCitation>
</taxonomicName>
;
<taxonomicName id="31EB4D4D8859FFCE83ECE7CDFD7FF720" authority="Soldan &amp; Yang, 2003: 415" authorityName="Soldan &amp; Yang" authorityPageNumber="415" authorityYear="2003" box="[151,661,1017,1039]" class="Insecta" family="Baetidae" genus="Pseudocloeon" kingdom="Animalia" order="Ephemeroptera" pageId="6" pageNumber="403" phylum="Arthropoda" rank="species" species="mustum">
<emphasis id="C49FEADC8859FFCE83ECE7CDFE90F720" box="[151,378,1017,1039]" italics="true" pageId="6" pageNumber="403">Pseudocloeon mustum</emphasis>
:
<treatmentCitation id="774A10DF8859FFCE82FCE7CDFD7FF720" author="Soldan" box="[391,661,1017,1039]" page="415" pageId="6" pageNumber="403" year="2003">
<bibRefCitation id="927A4B3F8859FFCE82FCE7CDFD8FF720" author="Soldan" box="[391,613,1017,1039]" pageId="6" pageNumber="403" refString="Soldan, T. &amp; Yang, J. T. (2003) Mayflies (Ephemeroptera) of Taiwan: Species composition, taxonomic shifts, distribution and biogeographical analysis. In: Gaino, E. (Ed.), Research update on Ephemeroptera and Plecoptera. Universita di Perugia, Perugia, 413 - 420." type="book chapter" year="2003">Soldán &amp; Yang, 2003</bibRefCitation>
: 415
</treatmentCitation>
</taxonomicName>
</treatmentCitationGroup>
</paragraph>
<paragraph id="F65436CE8859FFCE83ECE008FEC3F65A" blockId="6.[151,1437,1084,2012]" pageId="6" pageNumber="403">
<emphasis id="C49FEADC8859FFCE83ECE008FE7EF77A" bold="true" box="[151,404,1084,1109]" pageId="6" pageNumber="403">Specimens examined</emphasis>
(in ethanol).
<emphasis id="C49FEADC8859FFCE8141E008FC4BF77A" bold="true" box="[570,929,1084,1109]" pageId="6" pageNumber="403">
<collectingCountry id="8EFC765E8859FFCE8141E008FD6FF77A" box="[570,645,1084,1109]" name="China" pageId="6" pageNumber="403">China</collectingCountry>
, Guangdong Province:
</emphasis>
4 nymphs, Yingde City, Shimentai Nature Reserve (
<geoCoordinate id="93DF50098859FFCE827BE055FE89F756" box="[256,355,1121,1145]" direction="north" orientation="latitude" pageId="6" pageNumber="403" precision="555" value="24.4">24.40°N</geoCoordinate>
,
<geoCoordinate id="93DF50098859FFCE8215E055FE31F756" box="[366,475,1121,1145]" direction="east" orientation="longitude" pageId="6" pageNumber="403" precision="555" value="113.31">113.31°E</geoCoordinate>
),
<date id="8255100E8859FFCE8295E054FDB4F756" box="[494,606,1120,1145]" pageId="6" pageNumber="403" value="2011-06-07">7-vi-2011</date>
, and 2 nymphs on slides and 7 nymphs, the same locality but collected on
<date id="8255100E8859FFCE83ECE0B0FEEDF7B2" box="[151,263,1156,1181]" pageId="6" pageNumber="403" value="2011-11-05">5-xi-2011</date>
, coll. Shi Weifang;
<emphasis id="C49FEADC8859FFCE829AE0B0FD9EF7B2" bold="true" box="[481,628,1156,1181]" pageId="6" pageNumber="403">
<collectingCountry id="8EFC765E8859FFCE829AE0B0FD85F7B2" box="[481,623,1156,1181]" name="Hong Kong" pageId="6" pageNumber="403">Hong Kong</collectingCountry>
:
</emphasis>
9 nymphs, Lantau Is., Ling Yan Temple, near Tai O Road,
<date id="8255100E8859FFCE867FE0B0FA69F7B2" box="[1284,1411,1156,1181]" pageId="6" pageNumber="403" value="1998-11-21">21-xi-1998</date>
,
<specimenCount id="E0EDFD478859FFCE86F5E0B1FF27F7EE" pageId="6" pageNumber="403" type="male">1 male</specimenCount>
imago (emerged on
<date id="8255100E8859FFCE82B9E09CFDD5F7EE" box="[450,575,1192,1217]" pageId="6" pageNumber="403" value="1998-11-27">
27-xi-
<quantity id="31139B2B8859FFCE817DE09CFDD5F7EE" box="[518,575,1192,1217]" metricMagnitude="1" metricUnit="m" metricValue="5.07492" pageId="6" pageNumber="403" unit="in" value="1998.0">1998</quantity>
</date>
in the lab), coll. Tong Xiaoli; 8 nymphs, Tan Shan River, near Tan Chuk Hanm (
<geoCoordinate id="93DF50098859FFCE838AE0F8FEB9F7CA" box="[241,339,1228,1253]" direction="north" orientation="latitude" pageId="6" pageNumber="403" precision="555" value="22.51">22.51°N</geoCoordinate>
,
<geoCoordinate id="93DF50098859FFCE821DE0F9FE38F7CA" box="[358,466,1229,1253]" direction="east" orientation="longitude" pageId="6" pageNumber="403" precision="555" value="114.18">114.18°E</geoCoordinate>
),
<date id="8255100E8859FFCE8297E0F8FD87F7CA" box="[492,621,1228,1253]" pageId="6" pageNumber="403" value="1998-03-18">18-iii-1998</date>
, coll. Tong Xiaoli; 10 nymphs and
<specimenCount id="E0EDFD478859FFCE875CE0F9FB65F7CA" box="[1063,1167,1228,1253]" pageId="6" pageNumber="403" type="female">7 female</specimenCount>
imagoes (reared from nymphs), Lantou Is., Pui O, the Pumpig Station (
<geoCoordinate id="93DF50098859FFCE81BFE0C5FCCDF626" box="[708,807,1265,1289]" direction="north" orientation="latitude" pageId="6" pageNumber="403" precision="555" value="22.23">22.23°N</geoCoordinate>
,
<geoCoordinate id="93DF50098859FFCE8048E0C4FC74F626" box="[819,926,1264,1289]" direction="east" orientation="longitude" pageId="6" pageNumber="403" precision="555" value="113.96">113.96°E</geoCoordinate>
,
<quantity id="31139B2B8859FFCE80D0E0C5FC38F626" box="[939,978,1265,1289]" metricMagnitude="0" metricUnit="m" metricValue="7.0" pageId="6" pageNumber="403" unit="m" value="7.0">7m</quantity>
),
<date id="8255100E8859FFCE809CE0C4FB8CF626" box="[999,1126,1264,1289]" pageId="6" pageNumber="403" value="1999-06-22">22-vi-1999</date>
, coll. Tong Xiaoli;
<emphasis id="C49FEADC8859FFCE8638E0C4FEEAF602" bold="true" pageId="6" pageNumber="403">Hainan Province</emphasis>
: 9 nymphs, Baisha County, Yinggeling National Nature Reserve, Daoyin (
<geoCoordinate id="93DF50098859FFCE8718E121FB2FF602" box="[1123,1221,1301,1325]" direction="north" orientation="latitude" pageId="6" pageNumber="403" precision="555" value="18.99">18.99°N</geoCoordinate>
,
<geoCoordinate id="93DF50098859FFCE87AFE120FAABF602" box="[1236,1345,1300,1325]" direction="east" orientation="longitude" pageId="6" pageNumber="403" precision="555" value="109.58">109.58°E</geoCoordinate>
),
<date id="8255100E8859FFCE8623E120FF38F67E" pageId="6" pageNumber="403" value="2005-11-22">22-xi- 2005</date>
, coll. Yao Haiyuan; 2 nymphs, Wanning City, Nanqiao Town (
<geoCoordinate id="93DF50098859FFCE80F7E10CFC04F67E" box="[908,1006,1336,1361]" direction="north" orientation="latitude" pageId="6" pageNumber="403" precision="555" value="18.68">18.68°N</geoCoordinate>
,
<geoCoordinate id="93DF50098859FFCE8082E10CFB8EF67E" box="[1017,1124,1336,1361]" direction="east" orientation="longitude" pageId="6" pageNumber="403" precision="555" value="110.15">110.15°E</geoCoordinate>
, alt.
<quantity id="31139B2B8859FFCE87E2E10DFB25F67E" box="[1177,1231,1337,1361]" metricMagnitude="1" metricUnit="m" metricValue="4.0" pageId="6" pageNumber="403" unit="m" value="40.0">40m</quantity>
),
<date id="8255100E8859FFCE8799E10CFA8AF67E" box="[1250,1376,1336,1361]" pageId="6" pageNumber="403" value="2011-04-22">22-iv-2011</date>
, coll. Shi Weifang.
</paragraph>
<paragraph id="F65436CE8859FFCE83BCE1B4FE94F692" blockId="6.[151,1437,1084,2012]" pageId="6" pageNumber="403">
Nymph was adequately described and illustrated by
<bibRefCitation id="927A4B3F8859FFCE8074E1B5FC17F6B6" author="Kang" box="[783,1021,1408,1433]" pageId="6" pageNumber="403" refString="Kang, S. C. &amp; Yang, C. T. (1996) Two new species of Baetis Leach (Ephemeroptera: Baetidae) from Taiwan. Chinese Journal of Entomology, 16, 61 - 66." type="journal article" year="1996">Kang &amp; Yang (1996)</bibRefCitation>
. The imago stage is described for the first time as follows.
</paragraph>
</subSubSection>
<subSubSection id="BEF165458859FFCF83BCE1FCFCDFF232" lastPageId="7" lastPageNumber="404" pageId="6" pageNumber="403" type="description">
<paragraph id="F65436CE8859FFCE83BCE1FCFE53F4BB" blockId="6.[151,1437,1084,2012]" pageId="6" pageNumber="403">
<emphasis id="C49FEADC8859FFCE83BCE1FCFEBCF6CE" bold="true" box="[199,342,1480,1505]" pageId="6" pageNumber="403">Male imago</emphasis>
(in ethanol, genitalia on slide, reared specimen). Body length
<quantity id="31139B2B8859FFCE8765E1FDFB93F6CF" box="[1054,1145,1481,1505]" metricMagnitude="-3" metricUnit="m" metricValue="4.8" pageId="6" pageNumber="403" unit="mm" value="4.8">4.8 mm</quantity>
. Forewing
<quantity id="31139B2B8859FFCE8782E1FDFAB9F6CF" box="[1273,1363,1481,1505]" metricMagnitude="-3" metricUnit="m" metricValue="4.4" pageId="6" pageNumber="403" unit="mm" value="4.4">4.4 mm</quantity>
. Cerci
<quantity id="31139B2B8859FFCE83ECE1D8FF18F52B" box="[151,242,1516,1541]" metricMagnitude="-3" metricUnit="m" metricValue="8.5" pageId="6" pageNumber="403" unit="mm" value="8.5">8.5 mm</quantity>
. Turbinate eyes orange to orange-red dorsally and well developed; ocelli off-white with red-brown basal rings. Antennae longer than head capsule; flagella grey with off-white basally; pedicels red-brown; and scapes offwhite or cream. Pronotum yellow-brown with purple-brown markings; mesonotum light yellow-brown with brown markings medially and laterally; metanotum yellow-brown; thorax yellow-brown laterally. Forewing hyaline, longitudinal veins and paired marginal intercalaries light yellow; costa with serration; pterostigmal areas with 4-5 slanting veinlets; hind wings hyaline with 2 longitudinal veins and a tiny vestigial costal process (
<figureCitation id="6ED02A4B8859FFCE8781E294FABAF596" box="[1274,1360,1696,1721]" captionStart="FIGURES 20 – 23" captionStartId="7.[151,264,1644,1667]" captionTargetBox="[159,1427,595,1615]" captionTargetId="figure@7.[151,1436,589,1623]" captionTargetPageId="7" captionText="FIGURES 20 – 23. Labiobaetis mustus (Kang &amp; Yang). 20, habitus of male imago (excluding abdominal segment X); 21, hind wing of female imago; 22, genital forceps; 23, habitus of male nymph." httpUri="https://zenodo.org/record/225979/files/figure.png" pageId="6" pageNumber="403">Fig. 21</figureCitation>
). Legs off-white to cream. Abdominal segment I red-brown, segments II–V (VI) off-white and translucent; segments (VI) VII–X cream to grey-white; terga I–VIII with single purple-brown transverse streak (
<figureCitation id="6ED02A4B8859FFCE8709E2DCFB23F42E" box="[1138,1225,1768,1793]" captionStart="FIGURES 20 – 23" captionStartId="7.[151,264,1644,1667]" captionTargetBox="[159,1427,595,1615]" captionTargetId="figure@7.[151,1436,589,1623]" captionTargetPageId="7" captionText="FIGURES 20 – 23. Labiobaetis mustus (Kang &amp; Yang). 20, habitus of male imago (excluding abdominal segment X); 21, hind wing of female imago; 22, genital forceps; 23, habitus of male nymph." httpUri="https://zenodo.org/record/225979/files/figure.png" pageId="6" pageNumber="403">Fig. 20</figureCitation>
); terga II–IV with light brown oblique streak laterally. Genital forceps (
<figureCitation id="6ED02A4B8859FFCE8195E338FCABF40A" box="[750,833,1804,1829]" captionStart="FIGURES 20 – 23" captionStartId="7.[151,264,1644,1667]" captionTargetBox="[159,1427,595,1615]" captionTargetId="figure@7.[151,1436,589,1623]" captionTargetPageId="7" captionText="FIGURES 20 – 23. Labiobaetis mustus (Kang &amp; Yang). 20, habitus of male imago (excluding abdominal segment X); 21, hind wing of female imago; 22, genital forceps; 23, habitus of male nymph." httpUri="https://zenodo.org/record/225979/files/figure.png" pageId="6" pageNumber="403">Fig. 22</figureCitation>
) off-white, three-segmented; first segment of forceps broad with a small protuberance on inner apical margin, 2nd segment long and slightly expanded on basal half; 3rd segment short and oval; segments 2–3 covered with wrinkles densely; subgenital projection short and prominent medially. Cerci off-white.
</paragraph>
<paragraph id="F65436CE8859FFCF83BCE3ABFDAFF3D7" blockId="6.[151,1437,1084,2012]" lastBlockId="7.[151,1436,151,536]" lastPageId="7" lastPageNumber="404" pageId="6" pageNumber="403">
<emphasis id="C49FEADC8859FFCE83BCE3ABFE87F497" bold="true" box="[199,365,1951,1976]" pageId="6" pageNumber="403">Female imago</emphasis>
(in alcohol, reared specimen). Body 4.5–5.0 mm. Forewing
<quantity id="31139B2B8859FFCE876BE3ABFB73F498" box="[1040,1177,1951,1976]" metricMagnitude="-3" metricUnit="m" metricValue="5.1" metricValueMax="5.5" metricValueMin="4.7" pageId="6" pageNumber="403" unit="mm" value="5.1" valueMax="5.5" valueMin="4.7">4.7–5.5 mm</quantity>
. Cerci
<quantity id="31139B2B8859FFCE879CE3ABFAAAF498" box="[1255,1344,1951,1975]" metricMagnitude="-3" metricUnit="m" metricValue="8.8" pageId="6" pageNumber="403" unit="mm" value="8.8">8.8 mm</quantity>
. Female is similar to male except the following characteristics: vertex off-white with 2 longitudinal red-brown streaks submedially; compound eyes black; abdominal segments I–X red-brown, terga II–VIII with two small yellow or pale submedial oblique dashes anteriorly, and two small yellow or pale submedial dots in mid-region; cerci light yellow-brown with red-brown basally.
</paragraph>
<paragraph id="F65436CE8858FFCF83BCE530FCDFF232" blockId="7.[151,1436,151,536]" box="[199,821,260,285]" pageId="7" pageNumber="404">
Distribution.
<collectingCountry id="8EFC765E8858FFCF8227E530FE75F232" box="[348,415,260,285]" name="China" pageId="7" pageNumber="404">China</collectingCountry>
(Guangdong,
<collectingCountry id="8EFC765E8858FFCF813BE531FD2CF232" box="[576,710,261,285]" name="Hong Kong" pageId="7" pageNumber="404">Hong Kong</collectingCountry>
,
<collectingCountry id="8EFC765E8858FFCF81AAE530FCC2F232" box="[721,808,260,285]" name="Taiwan" pageId="7" pageNumber="404">Taiwan</collectingCountry>
).
</paragraph>
</subSubSection>
<subSubSection id="BEF165458858FFCF83BCE513FAD2F138" pageId="7" pageNumber="404" type="discussion">
<paragraph id="F65436CE8858FFCF83BCE513FAD2F138" blockId="7.[151,1436,151,536]" pageId="7" pageNumber="404">
<emphasis id="C49FEADC8858FFCF83BCE513FED1F26F" bold="true" box="[199,315,295,320]" pageId="7" pageNumber="404">Remarks.</emphasis>
Nymphs of this species are similar to those of
<taxonomicName id="31EB4D4D8858FFCF8020E51CFAD1F26F" authority="Kluge" authorityName="Kluge" box="[859,1339,295,320]" class="Insecta" family="Baetidae" genus="Labiobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="7" pageNumber="404" phylum="Arthropoda" rank="subSpecies" species="atrebatinus" subSpecies="orientalis">
<emphasis id="C49FEADC8858FFCF8020E51CFB30F26F" box="[859,1242,296,320]" italics="true" pageId="7" pageNumber="404">Labiobaetis atrebatinus orientalis</emphasis>
(Kluge)
</taxonomicName>
in color pattern of abdomen, but can be differentiated by abdominal segment I lacking a pair of gills. The male imagoes of
<taxonomicName id="31EB4D4D8858FFCF83ECE545FE5DF2A7" authority="Kang &amp; Yang" authorityName="Kang &amp; Yang" box="[151,439,368,392]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="7" pageNumber="404" phylum="Arthropoda" rank="species" species="mustus">
<emphasis id="C49FEADC8858FFCF83ECE545FEE8F2A7" box="[151,258,369,392]" italics="true" pageId="7" pageNumber="404">L. mustus</emphasis>
(Kang &amp; Yang)
</taxonomicName>
can be separated from that of
<taxonomicName id="31EB4D4D8858FFCF8077E545FC58F2A7" box="[780,946,368,392]" class="Insecta" family="Baetidae" genus="Labiobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="7" pageNumber="404" phylum="Arthropoda" rank="subSpecies" species="atrebatinus" subSpecies="orientalis">
<emphasis id="C49FEADC8858FFCF8077E545FC58F2A7" box="[780,946,368,392]" italics="true" pageId="7" pageNumber="404">L. a. orientalis</emphasis>
</taxonomicName>
by (1) the abdominal terga VII–X cream to grey-white; (2) terga I–VIII with single purple-brown transverse streak posteriorly; (3) terga II–IV with light brown oblique streak laterally and (4) unlike the known imagoes of genus
<taxonomicName id="31EB4D4D8858FFCF80D9E58CFBCCF2FF" box="[930,1062,440,464]" class="Insecta" family="Baetidae" genus="Labiobaetis" kingdom="Animalia" order="Ephemeroptera" pageId="7" pageNumber="404" phylum="Arthropoda" rank="genus">
<emphasis id="C49FEADC8858FFCF80D9E58CFBCCF2FF" box="[930,1062,440,464]" italics="true" pageId="7" pageNumber="404">Labiobaetis</emphasis>
</taxonomicName>
whose hind wing without costal process, this species having a tiny vestigial costal process on costal margin of hind wing (
<figureCitation id="6ED02A4B8858FFCF8703E5E8FB20F2DB" box="[1144,1226,476,501]" captionStart="FIGURES 20 – 23" captionStartId="7.[151,264,1644,1667]" captionTargetBox="[159,1427,595,1615]" captionTargetId="figure@7.[151,1436,589,1623]" captionTargetPageId="7" captionText="FIGURES 20 – 23. Labiobaetis mustus (Kang &amp; Yang). 20, habitus of male imago (excluding abdominal segment X); 21, hind wing of female imago; 22, genital forceps; 23, habitus of male nymph." httpUri="https://zenodo.org/record/225979/files/figure.png" pageId="7" pageNumber="404">Fig. 21</figureCitation>
). Both species live among marginal vegetation, but the nymphs of
<taxonomicName id="31EB4D4D8858FFCF81D2E635FCFEF137" box="[681,788,513,536]" class="Insecta" family="Baetidae" genus="Baetis" kingdom="Animalia" order="Ephemeroptera" pageId="7" pageNumber="404" phylum="Arthropoda" rank="species" species="mustus">
<emphasis id="C49FEADC8858FFCF81D2E635FCFEF137" box="[681,788,513,536]" italics="true" pageId="7" pageNumber="404">L. mustus</emphasis>
</taxonomicName>
are most common in slow-flowing or still water.
</paragraph>
</subSubSection>
</treatment>
</document>
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